Reguibat Shield
E779347
The Reguibat Shield is an ancient Precambrian geological massif in northwestern Africa that forms the northern part of the West African Craton.
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf | geological shield ⓘ |
| borderedBy |
Taoudeni Basin
NERFINISHED
ⓘ
Tindouf Basin NERFINISHED ⓘ |
| composedOf |
crystalline basement rocks
ⓘ
gneiss ⓘ granitoid rocks ⓘ greenstone belts ⓘ |
| exposedAtSurface | true ⓘ |
| forms | northern part of the West African Craton ⓘ |
| formsPhysiographicRegion | part of the Sahara basement uplifts ⓘ |
| geologicalAge |
Archean to Paleoproterozoic
ⓘ
Precambrian ⓘ |
| hasEconomicResource |
copper
ⓘ
gold ⓘ iron ore ⓘ phosphate (in adjacent sedimentary basins) ⓘ uranium ⓘ |
| hasGeologicalFeature |
exposed basement
ⓘ
intrusive igneous bodies ⓘ metamorphic rocks ⓘ |
| hasProcessEvidence |
crustal accretion
ⓘ
magmatism ⓘ metamorphism ⓘ |
| hasRockUnit |
Archean terranes
ⓘ
Paleoproterozoic belts ⓘ |
| hasRole | records early crustal evolution of the West African Craton ⓘ |
| hasStructuralTrend | generally NE–SW structural grain ⓘ |
| locatedIn |
Algeria
NERFINISHED
ⓘ
Mauritania NERFINISHED ⓘ Western Sahara NERFINISHED ⓘ northwestern Africa ⓘ |
| namedAfter | Reguibat region NERFINISHED ⓘ |
| overlainBy | Phanerozoic sedimentary cover in surrounding areas ⓘ |
| partOf |
African Plate basement
ⓘ
West African Craton NERFINISHED ⓘ |
| studiedInDiscipline |
economic geology
ⓘ
geology ⓘ tectonics ⓘ |
| tectonicSetting | stable cratonic block ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.